|
| Commodity | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 |
| Electrical energy (optional heading) | $93,063,058 | $167,281,981 | $157,681,154 | $273,396,423 | $326,228,907 | $328,367,126 | $262,044,446 |
| Total | $93,063,058 | $167,281,981 | $157,681,154 | $273,396,423 | $326,228,907 | $328,367,126 | $262,044,446 |
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